Antioxidant activity evaluation of alkyl hydroxytyrosyl ethers, a new class of hydroxytyrosol derivatives

G Pereira-Caro, A Madrona, L Bravo, JL Espartero… - Food chemistry, 2009 - Elsevier
The antioxidant activity of a new series of alkyl hydroxytyrosyl ethers was evaluated by the
Rancimat test in a lipophilic food matrix and by the FRAP, ABTS and DPPH assays in a …

New lipophilic tyrosyl esters. Comparative antioxidant evaluation with hydroxytyrosyl esters

…, M Trujillo, G Pereira-Caro, A Madrona… - Journal of agricultural …, 2008 - ACS Publications
New lipophilic esters of tyrosol, a naturally occurring phenol with interesting biological
properties, have been synthesized in good yields by a chemoselective procedure, using lipase …

[HTML][HTML] Synthesis of hydroxytyrosyl alkyl ethers from olive oil waste waters

A Madrona, G Pereira-Caro, R Mateos, G Rodríguez… - Molecules, 2009 - mdpi.com
The preparation of a new type of derivatives of the naturally occurring antioxidant
hydroxytyrosol is reported. Hydroxytyrosyl alkyl ethers were obtained in high yield by a three-step …

Comparative evaluation of the metabolic effects of hydroxytyrosol and its lipophilic derivatives (hydroxytyrosyl acetate and ethyl hydroxytyrosyl ether) in …

…, B Sarriá, C Largo, S Martínez-López, A Madrona… - Food & function, 2014 - pubs.rsc.org
Hydroxytyrosol (HT), a virgin olive oil phenolic phytochemical with proven health benefits,
has been used to generate new lipophilic antioxidants to preserve fats and oils against …

Digestive stability of hydroxytyrosol, hydroxytyrosyl acetate and alkyl hydroxytyrosyl ethers

G Pereira-Caro, B Sarriá, A Madrona… - … journal of food …, 2012 - Taylor & Francis
The digestive stability of two natural antioxidant compounds present in virgin olive oil,
hydroxytyrosol (HTy) and hydroxytyrosyl acetate (HTy-Ac) and a new series of hydroxytyrosyl …

Anti-HIV-1 activity of a tripodal receptor that recognizes mannose oligomers

…, E Casanova, EG Doyagüez, A Madrona… - European journal of …, 2015 - Elsevier
The glycoprotein gp120 of the HIV-1 viral envelope has a high content in mannose residues,
particularly α-1,2-mannose oligomers. Compounds that interact with these high-mannose …

Synthesis and antioxidant evaluation of isochroman-derivatives of hydroxytyrosol: Structure–activity relationship

R Mateos, A Madrona, G Pereira-Caro, V Domínguez… - Food chemistry, 2015 - Elsevier
Isochroman-derivatives of the natural olive oil phenol hydroxytyrosol (HT) have been
synthesised via Oxa-Pictet–Spengler reaction in high yields. Lipophilicity and antioxidant activity …

Linear and branched alkyl-esters and amides of gallic acid and other (mono-, di-and tri-) hydroxy benzoyl derivatives as promising anti-HCV inhibitors

…, P Carrero, EG Doyagueez, A Madrona… - European journal of …, 2015 - Elsevier
Linear and branched compounds that contain two, three or five units of galloyl (3,4,5-trihydroxybenzoyl)
or its isomer 2,3,4-trihydroxybenzoyl, as well as other mono- or …

Selective cytotoxic activity of new lipophilic hydroxytyrosol alkyl ether derivatives

JM Calderón-Montaño, A Madrona… - Journal of agricultural …, 2013 - ACS Publications
Recent data suggest that hydroxytyrosol, a phenolic compound of virgin olive oils, has
anticancer activity. This communication reports the synthesis of decyl and hexadecyl …

Preparation and antioxidant activity of tyrosyl and homovanillyl ethers

A Madrona, G Pereira-Caro, L Bravo, R Mateos… - Food chemistry, 2011 - Elsevier
Preparation of tyrosyl and homovanillyl lipophilic derivatives was carried out as a response
to the food industry’s increasing demand for new synthetic lipophilic antioxidants. Tyrosyl …